java异常练习

package homework;

import java.util.Scanner;

public class Homework0527 {

    public static void main(String[] args) {
        
        
        
        System.out.println("请输入一个数字：");
        Scanner sc=new Scanner(System.in);
        
        try
        {
        System.out.println("您输入的是："+sc.nextInt());
        }
        catch (Exception ex)
        {
            ex.printStackTrace();
            System.out.println("输入有误！"+ex.getMessage());
        }
        
        
        

    }

}